Croatia's Seismological Survey registered an earthquake at 1206 hours Thursday measuring 3.8 on the Richter scale with the epicentre near Petrinja, 45 km southeast of Zagreb.

The intensity of the quake, whose epicentre was six kilometres southwest of Petrinja, was V degrees on the EMS scale, the service said on Thursday afternoon.

This is one more aftershock in the sequence of tremors that have happened in this Croatian region since the 29 December devastating quake, which measured 6.20 on the Richter scale and took seven lives.

On Wednesday evening, a magnitude 5.0 tremor rocked Petrinja.